donga line Share definition Flag A line of dudes with their dicks in each other's asses. Kinda like a conga line but with buttsex Yo, me Kevin, Dave, Bob, and Phil all made a donga line last night. It was okay, though, because I said no homo. donga line by Ry-BreaD November 16, 2016 0 0 Get merch Get the donga line mug. Buy Now — $32.95 See more merch